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Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, Snoqualmie, King County, WA

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...

Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, Snoqualmie, King County, WA

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...

Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, Snoqualmie, King County, WA

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...

Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More

Haddam Neck Nuclear Power Plant, Turbine Building , 362 Injun Hollow Road, Haddam, Middlesex County, CT

Haddam Neck Nuclear Power Plant, Turbine Building , 362 Injun Hollow R...

This documentation also includes the 345-kilovolt transformers and the Terry Turbine Building (HAER CT-185-E). Significance: The Haddam Neck Nuclear Power Plant was one of the earliest commercial scale nuclear ... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, Snoqualmie, King County, WA

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...

Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, Snoqualmie, King County, WA

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...

Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, Snoqualmie, King County, WA

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...

Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, Snoqualmie, King County, WA

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...

Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More

Boston Water Works, Leavitt Pumping Engine, 2450 Beacon Street, Boston, Suffolk County, MA

Boston Water Works, Leavitt Pumping Engine, 2450 Beacon Street, Boston...

Significance: The Leavitt triple expansion steam pumping engine is the oldest engine extant at the Boston Water Works Chestnut Hill Station. Designed by one of the country's leading mechanical engineers of the... More

Haddam Neck Nuclear Power Plant, Reactor Containment, 362 Injun Hollow Road, Haddam, Middlesex County, CT

Haddam Neck Nuclear Power Plant, Reactor Containment, 362 Injun Hollow...

The addendum report (beginning on page 64) supersedes the original report. Researchers should consider the addendum report the definitive version and consult it instead of the original one. Significance: The H... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, Snoqualmie, King County, WA

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...

Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More

Haddam Neck Nuclear Power Plant, Turbine Building , 362 Injun Hollow Road, Haddam, Middlesex County, CT

Haddam Neck Nuclear Power Plant, Turbine Building , 362 Injun Hollow R...

This documentation also includes the 345-kilovolt transformers and the Terry Turbine Building (HAER CT-185-E). Significance: The Haddam Neck Nuclear Power Plant was one of the earliest commercial scale nuclear ... More

Haddam Neck Nuclear Power Plant, Turbine Building , 362 Injun Hollow Road, Haddam, Middlesex County, CT

Haddam Neck Nuclear Power Plant, Turbine Building , 362 Injun Hollow R...

This documentation also includes the 345-kilovolt transformers and the Terry Turbine Building (HAER CT-185-E). Significance: The Haddam Neck Nuclear Power Plant was one of the earliest commercial scale nuclear ... More

Haddam Neck Nuclear Power Plant, 362 Injun Hollow Road, Haddam, Middlesex County, CT

Haddam Neck Nuclear Power Plant, 362 Injun Hollow Road, Haddam, Middle...

The addendum report (beginning on page 107) supersedes the original report. Researchers should consider the addendum report the definitive version and consult it instead. Significance: The Haddam Neck Power Pla... More

Haddam Neck Nuclear Power Plant, New and Spent Fuel Building, 362 Injun Hollow Road, Haddam, Middlesex County, CT

Haddam Neck Nuclear Power Plant, New and Spent Fuel Building, 362 Inju...

Significance: The Haddam Neck Nuclear Power Plant was one of the earliest commercial-scale nuclear power stations in the United States, and was eligible for the National Register of Historic Places. The new an... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, Snoqualmie, King County, WA

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...

Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, Snoqualmie, King County, WA

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...

Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, Snoqualmie, King County, WA

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...

Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, Snoqualmie, King County, WA

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...

Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More

Haddam Neck Nuclear Power Plant, Turbine Building , 362 Injun Hollow Road, Haddam, Middlesex County, CT

Haddam Neck Nuclear Power Plant, Turbine Building , 362 Injun Hollow R...

This documentation also includes the 345-kilovolt transformers and the Terry Turbine Building (HAER CT-185-E). Significance: The Haddam Neck Nuclear Power Plant was one of the earliest commercial scale nuclear ... More

Haddam Neck Nuclear Power Plant, Turbine Building , 362 Injun Hollow Road, Haddam, Middlesex County, CT

Haddam Neck Nuclear Power Plant, Turbine Building , 362 Injun Hollow R...

This documentation also includes the 345-kilovolt transformers and the Terry Turbine Building (HAER CT-185-E). Significance: The Haddam Neck Nuclear Power Plant was one of the earliest commercial scale nuclear ... More

Haddam Neck Nuclear Power Plant, 362 Injun Hollow Road, Haddam, Middlesex County, CT

Haddam Neck Nuclear Power Plant, 362 Injun Hollow Road, Haddam, Middle...

The addendum report (beginning on page 107) supersedes the original report. Researchers should consider the addendum report the definitive version and consult it instead. Significance: The Haddam Neck Power Pla... More

Haddam Neck Nuclear Power Plant, Reactor Containment, 362 Injun Hollow Road, Haddam, Middlesex County, CT

Haddam Neck Nuclear Power Plant, Reactor Containment, 362 Injun Hollow...

The addendum report (beginning on page 64) supersedes the original report. Researchers should consider the addendum report the definitive version and consult it instead of the original one. Significance: The H... More

Haddam Neck Nuclear Power Plant, Reactor Containment, 362 Injun Hollow Road, Haddam, Middlesex County, CT

Haddam Neck Nuclear Power Plant, Reactor Containment, 362 Injun Hollow...

The addendum report (beginning on page 64) supersedes the original report. Researchers should consider the addendum report the definitive version and consult it instead of the original one. Significance: The H... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Haddam Neck Nuclear Power Plant, Screenwell House, 362 Injun Hollow Road, Haddam, Middlesex County, CT

Haddam Neck Nuclear Power Plant, Screenwell House, 362 Injun Hollow Ro...

The addendum report (beginning on page 16) supersedes the original report. Researchers should consider the addendum report the definitive version and consult it instead of the original one. Significance: The Ha... More

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, Snoqualmie, King County, WA

Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...

Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More

Haddam Neck Nuclear Power Plant, Turbine Building , 362 Injun Hollow Road, Haddam, Middlesex County, CT

Haddam Neck Nuclear Power Plant, Turbine Building , 362 Injun Hollow R...

This documentation also includes the 345-kilovolt transformers and the Terry Turbine Building (HAER CT-185-E). Significance: The Haddam Neck Nuclear Power Plant was one of the earliest commercial scale nuclear ... More

Haddam Neck Nuclear Power Plant, 362 Injun Hollow Road, Haddam, Middlesex County, CT

Haddam Neck Nuclear Power Plant, 362 Injun Hollow Road, Haddam, Middle...

The addendum report (beginning on page 107) supersedes the original report. Researchers should consider the addendum report the definitive version and consult it instead. Significance: The Haddam Neck Power Pla... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest of Pittsburgh, Shippingport, Beaver County, PA

Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...

Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More

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